Cross-platform game engine in Rust
3D Procedural Game Engine Using OpenGL
The HTML5 Creation Engine
The Tiny JavaScript Game Engine That Can!
The ioquake3 community effort to continue supporting/developing id's
Zig game engine & graphics toolkit
High performance UI layout library in C
2D JavaScript Physics Engine
Game engine supporting many 3D/2D formats and graphic effects
Orx: Data-Driven Game Engine
API (C#) for simulating certain aspects of a ZX spectrum for porting.
Here we're trying to create the easiest open-source game engine.
Full featured MUD server with all the trimmings.
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Free, open source game engine online
Haskell game engine library for roguelike dungeon crawlers
The multiplayer game engine
Vivid3D is an open-source 3D engine with powerful 2D UI.
Modified source engine (2017) developed by valve and leaked in 2020
Entitas is a super fast Entity Component System (ECS) Framework
Urho3D Game engine
A cross-platform, open-source, pure C game engine for mobile game
Mini game engine for games104
Engo is an open-source 2D game engine written in Go